BRPI0810545A2 - Método de estimativa do estado de contato de um pneu, aparelho de estimativa de estado de contato de um pneu e pneu para estimativa de estado de contato de um pneu - Google Patents

Método de estimativa do estado de contato de um pneu, aparelho de estimativa de estado de contato de um pneu e pneu para estimativa de estado de contato de um pneu

Info

Publication number
BRPI0810545A2
BRPI0810545A2 BRPI0810545-6A2A BRPI0810545A BRPI0810545A2 BR PI0810545 A2 BRPI0810545 A2 BR PI0810545A2 BR PI0810545 A BRPI0810545 A BR PI0810545A BR PI0810545 A2 BRPI0810545 A2 BR PI0810545A2
Authority
BR
Brazil
Prior art keywords
tire
estimate
contact
contact estimate
Prior art date
Application number
BRPI0810545-6A2A
Other languages
English (en)
Inventor
Yasumichi Wakao
Original Assignee
Bridgestone Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bridgestone Corp filed Critical Bridgestone Corp
Publication of BRPI0810545A2 publication Critical patent/BRPI0810545A2/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
    • B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
    • B60W40/06—Road conditions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B60C11/0318—Tread patterns irregular patterns with particular pitch sequence
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C19/00—Tyre parts or constructions not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C99/00—Subject matter not provided for in other groups of this subclass
    • B60C99/006—Computer aided tyre design or simulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/17—Using electrical or electronic regulation means to control braking
    • B60T8/172—Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
    • B60T8/1725—Using tyre sensors, e.g. Sidewall Torsion sensors [SWT]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
    • B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
    • B60W40/06—Road conditions
    • B60W40/068—Road friction coefficient
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C19/00—Tyre parts or constructions not otherwise provided for
    • B60C2019/004—Tyre sensors other than for detecting tyre pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T2210/00—Detection or estimation of road or environment conditions; Detection or estimation of road shapes
    • B60T2210/10—Detection or estimation of road conditions
    • B60T2210/12—Friction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2422/00—Indexing codes relating to the special location or mounting of sensors
    • B60W2422/10—Indexing codes relating to the special location or mounting of sensors on a suspension arm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2422/00—Indexing codes relating to the special location or mounting of sensors
    • B60W2422/70—Indexing codes relating to the special location or mounting of sensors on the wheel or the tyre
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2422/00—Indexing codes relating to the special location or mounting of sensors
    • B60W2422/80—Indexing codes relating to the special location or mounting of sensors on wheel hub bearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2530/00—Input parameters relating to vehicle conditions or values, not covered by groups B60W2510/00 or B60W2520/00
    • B60W2530/20—Tyre data
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
    • B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
    • B60W40/06—Road conditions
    • B60W40/064—Degree of grip

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
  • Tires In General (AREA)
  • Regulating Braking Force (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Vehicle Body Suspensions (AREA)
BRPI0810545-6A2A 2007-04-27 2008-04-22 Método de estimativa do estado de contato de um pneu, aparelho de estimativa de estado de contato de um pneu e pneu para estimativa de estado de contato de um pneu BRPI0810545A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007119593A JP5191163B2 (ja) 2007-04-27 2007-04-27 タイヤ接地状態推定方法、及び、タイヤ接地状態推定装置
PCT/JP2008/057724 WO2008136303A1 (ja) 2007-04-27 2008-04-22 タイヤ接地状態推定方法、タイヤ接地状態推定装置、及び、接地状態推定用タイヤ

Publications (1)

Publication Number Publication Date
BRPI0810545A2 true BRPI0810545A2 (pt) 2014-10-21

Family

ID=39943415

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0810545-6A2A BRPI0810545A2 (pt) 2007-04-27 2008-04-22 Método de estimativa do estado de contato de um pneu, aparelho de estimativa de estado de contato de um pneu e pneu para estimativa de estado de contato de um pneu

Country Status (9)

Country Link
US (1) US8122762B2 (pt)
EP (1) EP2143613B1 (pt)
JP (1) JP5191163B2 (pt)
KR (1) KR101430782B1 (pt)
CN (1) CN101668672B (pt)
BR (1) BRPI0810545A2 (pt)
ES (1) ES2612077T3 (pt)
RU (1) RU2410258C1 (pt)
WO (1) WO2008136303A1 (pt)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5284868B2 (ja) * 2009-05-15 2013-09-11 株式会社ブリヂストン 路面状態推定方法とその装置、及び、車両制御方法
US10449373B2 (en) 2009-07-31 2019-10-22 Medtronic, Inc. Connector enclosure assemblies of medical devices including an angled lead passageway
JP2011057042A (ja) 2009-09-08 2011-03-24 Bridgestone Corp タイヤ接地形状推定方法とその装置
JP5557569B2 (ja) * 2010-03-24 2014-07-23 株式会社ブリヂストン 路面状態推定方法
JP5657917B2 (ja) * 2010-05-19 2015-01-21 株式会社ブリヂストン 路面状態推定方法
US10000100B2 (en) * 2010-12-30 2018-06-19 Compagnie Generale Des Etablissements Michelin Piezoelectric based system and method for determining tire load
JP5788710B2 (ja) * 2011-05-16 2015-10-07 株式会社ブリヂストン 路面摩擦係数推定方法、車両制御方法、及び、路面摩擦係数推定装置
JP5937921B2 (ja) * 2012-08-09 2016-06-22 株式会社ブリヂストン 路面状態判別方法とその装置
CN102914364B (zh) * 2012-10-19 2014-02-12 西南交通大学 一种因轮轨冲击作用导致轮轨瞬间失去接触的动态识别方法
CN102874278B (zh) * 2012-10-19 2015-01-14 西南交通大学 一种融合车速信息和轴箱垂向加速度信息的车轮扁疤车载检测方法
JP5798579B2 (ja) * 2013-02-06 2015-10-21 住友ゴム工業株式会社 重荷重用空気入りタイヤ
JP6394300B2 (ja) * 2014-11-10 2018-09-26 株式会社デンソー レーンキープ制御システム
EP3031632B1 (en) * 2014-12-11 2017-06-21 AGCO International GmbH Vehicle tyre deformation device
JP2017198507A (ja) * 2016-04-26 2017-11-02 株式会社デンソー 路面状態検出装置
JP6544302B2 (ja) * 2016-06-22 2019-07-17 株式会社Ｓｏｋｅｎ 路面状況推定装置
US11276255B2 (en) 2016-07-15 2022-03-15 Cambridge Mobile Telematics, Inc. Mileage and speed estimation
US9842438B1 (en) * 2016-07-15 2017-12-12 Cambridge Mobile Telematics, Inc. Mileage and speed estimation
CN106556335B (zh) * 2016-11-15 2019-06-14 北京万集科技股份有限公司 一种轮胎接地尺寸测量方法及系统
JP7017899B2 (ja) * 2017-10-12 2022-02-09 Ｔｏｙｏ Ｔｉｒｅ株式会社 タイヤ接地状態評価方法
KR102224769B1 (ko) * 2018-11-30 2021-03-08 다이헤요 고교 가부시키가이샤 가속도 검출장치
JP7335713B2 (ja) 2019-03-28 2023-08-30 株式会社Subaru 路面判定装置
CN111806166B (zh) * 2020-06-24 2021-08-31 浙江大学 一种基于摩擦起电材料的地形监测轮胎
KR102907201B1 (ko) * 2020-08-25 2025-12-31 현대모비스 주식회사 듀얼모터가 장착된 차량의 구동력 제어 장치 및 그 제어방법
CH720610A1 (de) * 2023-03-16 2024-09-30 Daetwyler Schweiz Ag Verfahren zum Bestimmen von Merkmalseigenschaften einer Oberfläche

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5014551A (en) * 1989-09-22 1991-05-14 Illinois Tool Works Inc. Damped high speed tire testing machine
ES2231478T3 (es) * 2000-03-16 2005-05-16 Pirelli Pneumatici S.P.A. Sistema, neumatico y metodo para determinar el comportamiento de un neumatico en movimiento.
JP3487807B2 (ja) * 2000-04-24 2004-01-19 住友ゴム工業株式会社 低騒音空気入りタイヤ
JP4868689B2 (ja) 2000-06-23 2012-02-01 株式会社ブリヂストン 路面状態推定方法、及び、路面状態推定装置
JP4509324B2 (ja) 2000-07-21 2010-07-21 株式会社ブリヂストン 路面摩擦係数の推定方法
JP4027585B2 (ja) 2000-11-24 2007-12-26 トヨタ自動車株式会社 物理量推定装置及び路面摩擦状態推定装置
ES2534480T3 (es) 2001-12-21 2015-04-23 Kabushiki Kaisha Bridgestone Método y aparato para estimar el estado de la superficie de una carretera y el estado de marcha de un neumático
JP4263400B2 (ja) * 2001-12-21 2009-05-13 株式会社ブリヂストン 路面摩擦係数推定方法と路面摩擦係数推定装置
FR2836418A1 (fr) * 2002-02-22 2003-08-29 Michelin Soc Tech Bandage elastique pour mesurer l'adherence d'un vehicule qui en est equipe sur un sol de roulage
ES2531079T3 (es) 2005-06-17 2015-03-10 Bridgestone Corp Procedimiento de estimación del estado de la superficie de una carretera, neumático de estimación del estado de la superficie de una carretera, dispositivo de estimación del estado de la superficie de una carretera y dispositivo de control de vehículo
JP4419939B2 (ja) * 2005-09-30 2010-02-24 トヨタ自動車株式会社 タイヤ状態推定装置およびタイヤ

Also Published As

Publication number Publication date
JP2008273388A (ja) 2008-11-13
EP2143613B1 (en) 2016-10-26
US8122762B2 (en) 2012-02-28
RU2410258C1 (ru) 2011-01-27
WO2008136303A1 (ja) 2008-11-13
EP2143613A1 (en) 2010-01-13
CN101668672B (zh) 2013-06-19
KR20100015892A (ko) 2010-02-12
EP2143613A4 (en) 2011-11-09
JP5191163B2 (ja) 2013-04-24
US20100147062A1 (en) 2010-06-17
ES2612077T3 (es) 2017-05-11
CN101668672A (zh) 2010-03-10
KR101430782B1 (ko) 2014-08-18

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL

B350 Update of information on the portal [chapter 15.35 patent gazette]